Search for "PC game ISO" on the Internet Archive. The "Software Library" contains thousands of legally uploaded CD-ROM images. Microsoft even donated old MS-DOS games here. This is the safest option.
Indices typically categorize ISOs into various genres to help users navigate the library. Standard genres include: : Strategy (RTS & MOBA) : League of Legends Shooters (FPS/TPS) : Apex Legends Role-Playing (RPG) : Elden Ring Baldur's Gate 5. Hardware Requirements for Running ISOs